*{/* 所有元素 */
    margin: 0;
    padding: 0;

}

.header_nav{
    width: 100%;
    height: 60px;
    text-align: center;
    min-width: 1200px !important;
}
/* logo */
.logo{
    position: relative;
    background: url() no-repeat 0 0;
    height: 39px;
}
.header_nav .logo,.mynav,.login{
    height: 100%;
    border: 1px solid salmon;
}

.header_nav .mynav .nav li a{
    width: 80px;
    margin-right: 20px;
    color: black;
    
}
.header_nav .mynav .nav .first_item{
    background-color: #ff9d00; 

}
.header_nav .mynav .nav li a:hover{
    background-color: #ff9d00; 
}

/* 登录注册 按钮 */
.loginBtn{
    display: block;
    width: 60px;
    height: 40px;
    line-height: 40px;
    background-color: #ff9d00;
    color: azure;
    float: left;
    margin-left: 10px;

}

/* ===横幅=== */
.banner{
    width: 100%;
    height: 400px;
    background-color: red;
     
}
.banner_img{
    width: 100%;
    height: 100%;
}
/* 正文 */
.wrapper{
    width: 100%;
    height: 600px;
    min-width: 1200px !important;
}
.wrapper .aside_ad,main{
    height: 100%;
    border: 1px solid salmon;
}
.main ul{
    height: 100%;
    width: 100%;
    list-style: none;/*去除小黑点*/
}
.main ul li{
    width: 160px;
    height: 160px;
    margin-right: 20px;
    margin-bottom: 60px;
    float: left;
    border: 1px solid gray;
}
.main ul li a{
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;/*文字水平居中*/
    text-decoration: none; /*去除下划线*/
}
.main ul li a img{
    width: 160px;
    height: 160px;
}
.main ul li a p{
    color: red;
    font-size: 12px;
}
.main ul li a .price{
    color: red;
    font-size: 14px;
}